Platypus GravityWorks Filter System White 6L. 75 liters a minute without any pumping the high-capacity GravityWorks Water Filter System filter is one of the easiest and fastest ways to get filtered water in the backcountry. With two different sizes6.0L & 4.0Lthe GravityWorks is ideal for bigger backpacking groups or basecamps. Offering an 8 or 12 liter total capacity either model easily supplies filtered water for drinking washing up cooking and cleaning. Simplify your water collection with the GravityWorks system and spend more time enjoying your group. Specifications for Platypus GravityWorks Filter System: Manufacturer: Platypus Color: White Capacity: 6 liters Application: Travel Packed Size: 3 in x 9.5 Pore Size: 0.2 microns Height: 19.5 in Age Group: Adults Fabric/Material: Hollow Fiber Polyethylene Seasonal/Temperature Use: All Seasons Weight: 12.3 oz Water Treatment Type: Filter Water Filter Method: Hollow Fiber Cartridge Life: 1500 Liters Field Maintainable: Yes Flow Rate: 1.75 Liters per min Features of Platypus 4L GravityWorks System Filter No pumping: Just fill the dirty reservoir hang it and let gravity do the hard workyep filtering water can be as easy as fill hang relax. Fast: Filters up to 1.75 liters per minute; microfilter lifetime up to 1500 liters of water. Effective: Every microfilter is individually tested to ensure it meets all EPA and NSF guidelines for the removal of 99.9999percent of bacteria and 99.9percent of protozoa. Light and Compact: System weighs 11.5 oz. (326 g) and stows smaller than most 1L bottles. Field-cleanable: Microfilter can be easily backflushed in 4 seconds to maintain filter performance. Hollow Fiber Advantage: Hundreds of tiny hollow fibers enable the microfilter to filter water faster than traditional filter media. Easy collecting and dispensing: Collecting water is easysimply open the top scoop water and close; control delivery of filtered water with hose shutoff clamp. Package Contents: Platypus GravityWorks Filter System 2 - 6L Reservoir Hollow Fiber Microfilter Shutoff Clamp Storage Sack The Platypus Gravityworks 4l Filter System is a quality addition to the Platypus lineup. For more great deals on Water Filters & Purification by Platypus please browse our Platypus Camp & Hike page. Platypus 14241: GravityWorks Filter System White 6L